Cheap Flights from Sydney to Philadelphia

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Compare Sydney to Philadelphia flight deals

Find the cheapest month or even day of the year to fly to Philadelphia

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Flight deals from Sydney to Philadelphia

Looking for a cheap last-minute deal or the best return flight from Sydney to Philadelphia? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Sydney to Philadelphia

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Sydney to Philadelphia flights are currently cheapest in November.

Alternative Sydney to Philadelphia routes

Looking for the cheapest, fastest or easiest route from Sydney to Philadelphia? You could fly into the following airports instead.

Sydney to Philadelphia: Flight information

The things to know before you go.
Cheapest flight foundR 9,253
Cheapest month to flyNovember

Finding cheap flights from Sydney to Philadelphia: Frequently asked questions

There are 6 airports in Philadelphia: Philadelphia International, Blue Bell, Philadelphia Trenton-Mercer, Greater Wilmington, Atlantic City International, and Allentown.
The best price we found for a return flight from Sydney to Philadelphia is R 22,296. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Sydney to Philadelphia. But we found flights with one or more stops from R 22,129.
As of May 2025, there are no flights flying from Sydney to Philadelphia.
The cheapest month to fly from Sydney to Philadelphia is usually May 2025.
If you're flying from Sydney Airport, the cheapest airport near Philadelphia is Philadelphia International – which is 11.2 km away from the centre of Philadelphia. We've found flights into this airport from R 22,296.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sydney Airport to Philadelphia on Friday, 12 September 2025.
No airlines currently offer direct flights between Sydney Airport and Philadelphia. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Philadelphia but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Philadelphia is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 16°C. July is typically the warmest month in Philadelphia, when it usually averages around 30°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -5°C. The rainiest month is July.
Currently, Fiji Airways offers the cheapest flight tickets to Philadelphia.

Travelling from Sydney (Kingsford Smith) Airport (SYD) to Philadelphia: what you need to know

  • Sydney (Kingsford Smith) Airport is located in Sydney. Operating on the UTC-4 timezone, Philadelphia is 15 hours behind Sydney.

  • Leave enough time to get on your flight from SYD to Philadelphia. As a general rule, turn up at least two hours before international departures and an hour ahead for domestic flights.

  • Flying during a popular month like July? School holidays and other high seasons can mean longer lines and delays at security. Play it safe and get there up to four hours ahead of an international flight and two hours before a domestic departure.

  • We make it simple to find a flight from SYD to Philadelphia that includes a stopover. To see the options, deselect 'Direct flights only.' Next, choose a flight with a stop long enough to see the sights of the city of your choice. Top stopovers include:

    • George Bush Intercontinental Airport (IAH)

    • Dallas/Fort Worth International Airport (DFW)

    • Los Angeles International Airport (LAX)

  • If you have a passport from Australia, you will need an ETA to visit United States. This applies when booking a cheap ticket from Sydney (Kingsford Smith) Airport to Philadelphia for tourism purposes. The rules may differ if you're travelling for work or other reasons. Always check official visa guidelines before you book and definitely before flying.

  • Located around 18 kilometres from central Sydney, SYD can be reached in approximately 21 minutes by car (depending on traffic). The same journey by public transport will take roughly 27 minutes.

  • Want a leisurely start to your travels? Stay near SYD. Whether you're catching an early flight from Sydney (Kingsford Smith) Airport to Philadelphia or want to avoid feeling rushed, these hotels are perfect:

How to find the cheapest flights from Sydney (Kingsford Smith) Airport (SYD) to Philadelphia

  • R 9,184 is the cheapest price we've seen for a one-way ticket from Sydney (Kingsford Smith) Airport to Philadelphia. For a return flight on this route, the best price is R 22,296. Depending on when you want to go and the availability, these fares can change.

  • To pick up cheap tickets from SYD to Philadelphia, book as early as you can. Airlines usually offer lower prices when flights are first made available.

  • If you can be flexible with your trip dates, use the 'Whole month' tool. It'll give you the cheapest price across every month when searching for your ticket from Sydney (Kingsford Smith) Airport to Philadelphia.

  • Create a Price Alert for cheap tickets from SYD to Philadelphia. There's no need to search every day to find out if prices have dropped. We'll let you know when the price changes.

  • Tailor your travel plans with filters. Pick your ideal departure and arrival times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Sydney (Kingsford Smith) Airport to Philadelphia.

Airports in Philadelphia

Philadelphia International Airport (PHL)

Trenton-Mercer Airport (TTN)

  • Central Philadelphia is approximately 56 kilometres from Trenton-Mercer Airport (TTN). Once your flight from Sydney (Kingsford Smith) Airport to Philadelphia has landed and you've made your way out of the airport, expect a drive of around 39 minutes.

  • If you're travelling on public transport, it'll take approximately 1 hour and 43 minutes.

  • You'll find some great places to call home for the night near TTN. Unwind and get cosy after your flight from SYD to Philadelphia at any of these perfectly located options:

Best time to go to Philadelphia

  • August is the busiest month to board a flight from Sydney (Kingsford Smith) Airport to Philadelphia while February is the quietest. To work out the best time to visit Philadelphia, consider your preferred travel pace and style.

  • Before locking in your flight from Sydney (Kingsford Smith) Airport to Philadelphia, think about the kind of weather you enjoy. July is the warmest month in Philadelphia, with temperatures ranging from 18ºC to 32ºC.

  • January sees average temperatures of between -7ºC and 9ºC. Look for cheap flights from SYD to Philadelphia around that time if you want to travel in cooler conditions.

More about Philadelphia

  • When it comes to looking for somewhere to lay your head, you'll find the top stays in Philadelphia right here. Check out these options once you've booked your flight from Sydney (Kingsford Smith) Airport to Philadelphia:

  • Every great journey has to include some sightseeing. Liberty Bell, Independence Hall and Philadelphia Museum of Art are essential stops on your Philadelphia itinerary.

Complete your Philadelphia trip with a car rental

  • We use the same magic that helped you find your cheap flight from Sydney (Kingsford Smith) Airport to Philadelphia to track down incredible deals on car rentals. Search for your ride in seconds and compare your options in one place. Plus you'll find all the info on car rentals in Philadelphia, from the most popular car type to the best time to book.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.